Title:
OPTICAL LAMINATE
Document Type and Number:
WIPO Patent Application WO/2018/123457
Kind Code:
A1
Abstract:
[Problem] To provide an optical laminate that includes two reflective polarizer layers and suitably functions as a half-mirror capable of suppressing the occurrence of iridescent unevenness and providing high visibility even when being arranged on the visible side of a display device. [Solution] This optical laminate includes: a first reflective polarizer layer; a second reflective polarizer layer; and an interposition layer that is arranged between the first reflective polarizer layer and the second reflective polarizer layer, wherein the angle formed between the reflection axis of the first reflective polarizer layer and the reflection axis of the second reflective polarizer layer is 20°-70°, and the haze is 0.4%-20%.
Inventors:
ICHIHARA MASAHIRO (JP)
Application Number:
PCT/JP2017/043548
Publication Date:
July 05, 2018
Filing Date:
December 05, 2017
Export Citation:
Assignee:
SUMITOMO CHEMICAL CO (JP)
International Classes:
G02B5/30; G02B5/08; G02F1/1335
Domestic Patent References:
| WO2014112525A1 | 2014-07-24 | |||
| WO2015141350A1 | 2015-09-24 |
Foreign References:
| US20160313555A1 | 2016-10-27 | |||
| JP2004511811A | 2004-04-15 | |||
| JP2001133769A | 2001-05-18 |
Attorney, Agent or Firm:
NAKAYAMA, Tohru et al. (JP)
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